/* "在375px屏幕    1rem  = 37.5px   = 10vw " */
html {
    font-size: 10vw;
}

body {
    font-size: 16px;
}

* {
    padding: 0;
    margin: 0;
}
ul , ol {
    list-style: none;
}

/* css3 变量 */
:root {
    --van-nav-bar-icon-color: #000;
    /* --aaa: red; */
}

a {
    color: #000;
    text-decoration: none;
}